they are learning our energy usage habits and are saving us energy. in fact, we have a nest in my house and it saved us about $300 a month this summer in air conditioning bills. >> the final one, what is it, 4d television or 4k television? >> this is ultra-high definition television. why have high definition when you can have ultra-high definition. someone who works in tv, i'm sure you're really excited to see this. sony is already selling these. they are about 25 grand so that's not affordable. >> how much better def do i get? now it's 1080p. how many more pixels do i get? >> you have to see it to believe it. i saw demos before and thought okay, you don't know you want this until you see it. then you think yes, i want this. sony is doubling down on this technology by remastering some of these movies for this type of technology. they've got "spider-man" out. i think we will talk about it -- >> i don't think that's even 2d up there. >> if you're looking -- >> got a big burnout hole in the center of the screen. thank you very much. have a lucky '13. >>